Global Patent Index - EP 2186037 B1

EP 2186037 B1 20181003 - MICROPROCESSOR IN A SECURITY-SENSITIVE SYSTEM

Title (en)

MICROPROCESSOR IN A SECURITY-SENSITIVE SYSTEM

Title (de)

MIKROPROZESSOR IN EINEM SICHERHEITSSENSITIVEN SYSTEM

Title (fr)

MICROPROCESSEUR DANS UN SYSTÈME SENSIBLE DU POINT DE VUE DE LA SÉCURITÉ

Publication

EP 2186037 B1 20181003 (EN)

Application

EP 08763080 A 20080509

Priority

  • IB 2008051849 W 20080509
  • EP 07111867 A 20070705
  • EP 08763080 A 20080509

Abstract (en)

[origin: WO2009004505A1] A Microprocessor (1) in a security-sensitive computing system for processing an operand according to an instruction is for improving its security provided with a modulo - based check hardware (2) to perform operations in parallel to the microprocessor (1) and for comparing both results regarding congruence.

IPC 8 full level

G06F 21/55 (2013.01); G06F 11/14 (2006.01); G06F 11/16 (2006.01)

CPC (source: EP US)

G06F 11/1637 (2013.01 - EP US); G06F 21/552 (2013.01 - EP US); G06F 11/1497 (2013.01 - EP US)

Citation (examination)

US 6357024 B1 20020312 - DUTTON DREW J [US], et al

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2009004505 A1 20090108; CN 101689233 A 20100331; CN 101689233 B 20130102; EP 2186037 A1 20100519; EP 2186037 B1 20181003; US 2010191980 A1 20100729; US 8205097 B2 20120619

DOCDB simple family (application)

IB 2008051849 W 20080509; CN 200880023337 A 20080509; EP 08763080 A 20080509; US 66691008 A 20080509